Sep 01 23:50:01.286 INFO checking cracker-0.1.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 23:50:01.286 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 23:50:01.286 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 23:50:01.478 INFO blam! 3e26a930801d55dd60cbf308a1b5183b7dd73b2a905d22225c78a7e3702ea77f
Sep 01 23:50:01.481 INFO running `"docker" "start" "-a" "3e26a930801d55dd60cbf308a1b5183b7dd73b2a905d22225c78a7e3702ea77f"`
Sep 01 23:50:02.433 INFO kablam!     Checking jobsteal v0.5.1
Sep 01 23:50:02.433 INFO kablam!     Checking pwhash v0.1.2
Sep 01 23:50:02.434 INFO kablam!     Checking blake2 v0.5.2
Sep 01 23:50:04.907 INFO kablam!     Checking cracker v0.1.0 (file:///source)
Sep 01 23:50:06.767 INFO kablam! warning: unused import: `std::thread`
Sep 01 23:50:06.767 INFO kablam!  --> src/lib.rs:6:5
Sep 01 23:50:06.767 INFO kablam!   |
Sep 01 23:50:06.767 INFO kablam! 6 | use std::thread;
Sep 01 23:50:06.767 INFO kablam!   |     ^^^^^^^^^^^
Sep 01 23:50:06.767 INFO kablam!   |
Sep 01 23:50:06.767 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 23:50:06.767 INFO kablam! 
Sep 01 23:50:06.767 INFO kablam! warning: unused imports: `Blake2b`, `Digest`
Sep 01 23:50:06.767 INFO kablam!   --> src/lib.rs:15:14
Sep 01 23:50:06.767 INFO kablam!    |
Sep 01 23:50:06.767 INFO kablam! 15 | use blake2::{Blake2b, Digest};
Sep 01 23:50:06.767 INFO kablam!    |              ^^^^^^^  ^^^^^^
Sep 01 23:50:06.767 INFO kablam! 
Sep 01 23:50:06.892 INFO kablam! warning: unused variable: `file`
Sep 01 23:50:06.892 INFO kablam!   --> src/lib.rs:69:17
Sep 01 23:50:06.892 INFO kablam!    |
Sep 01 23:50:06.892 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 01 23:50:06.892 INFO kablam!    |                 ^^^^ help: consider using `_file` instead
Sep 01 23:50:06.892 INFO kablam!    |
Sep 01 23:50:06.892 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 23:50:06.892 INFO kablam! 
Sep 01 23:50:06.899 INFO kablam! warning: variable does not need to be mutable
Sep 01 23:50:06.899 INFO kablam!   --> src/lib.rs:69:13
Sep 01 23:50:06.899 INFO kablam!    |
Sep 01 23:50:06.899 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 01 23:50:06.899 INFO kablam!    |             ----^^^^
Sep 01 23:50:06.899 INFO kablam!    |             |
Sep 01 23:50:06.899 INFO kablam!    |             help: remove this `mut`
Sep 01 23:50:06.899 INFO kablam!    |
Sep 01 23:50:06.899 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 23:50:06.899 INFO kablam! 
Sep 01 23:50:06.915 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 23:50:06.915 INFO kablam!    --> src/lib.rs:100:45
Sep 01 23:50:06.915 INFO kablam!     |
Sep 01 23:50:06.915 INFO kablam! 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Sep 01 23:50:06.915 INFO kablam!     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 23:50:06.915 INFO kablam!     |
Sep 01 23:50:06.915 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 23:50:06.915 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 23:50:06.915 INFO kablam! 
Sep 01 23:50:06.916 INFO kablam! warning: unused import: `std::thread`
Sep 01 23:50:06.916 INFO kablam!  --> src/lib.rs:6:5
Sep 01 23:50:06.916 INFO kablam!   |
Sep 01 23:50:06.916 INFO kablam! 6 | use std::thread;
Sep 01 23:50:06.916 INFO kablam!   |     ^^^^^^^^^^^
Sep 01 23:50:06.916 INFO kablam!   |
Sep 01 23:50:06.916 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 23:50:06.916 INFO kablam! 
Sep 01 23:50:06.917 INFO kablam! warning: unused imports: `Blake2b`, `Digest`
Sep 01 23:50:06.917 INFO kablam!   --> src/lib.rs:15:14
Sep 01 23:50:06.917 INFO kablam!    |
Sep 01 23:50:06.917 INFO kablam! 15 | use blake2::{Blake2b, Digest};
Sep 01 23:50:06.917 INFO kablam!    |              ^^^^^^^  ^^^^^^
Sep 01 23:50:06.917 INFO kablam! 
Sep 01 23:50:07.031 INFO kablam! warning: unused variable: `file`
Sep 01 23:50:07.031 INFO kablam!   --> src/lib.rs:69:17
Sep 01 23:50:07.031 INFO kablam!    |
Sep 01 23:50:07.031 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 01 23:50:07.031 INFO kablam!    |                 ^^^^ help: consider using `_file` instead
Sep 01 23:50:07.031 INFO kablam!    |
Sep 01 23:50:07.031 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 23:50:07.032 INFO kablam! 
Sep 01 23:50:07.039 INFO kablam! warning: variable does not need to be mutable
Sep 01 23:50:07.039 INFO kablam!   --> src/lib.rs:69:13
Sep 01 23:50:07.039 INFO kablam!    |
Sep 01 23:50:07.039 INFO kablam! 69 |         let mut file = OpenOptions::new()
Sep 01 23:50:07.040 INFO kablam!    |             ----^^^^
Sep 01 23:50:07.040 INFO kablam!    |             |
Sep 01 23:50:07.040 INFO kablam!    |             help: remove this `mut`
Sep 01 23:50:07.040 INFO kablam!    |
Sep 01 23:50:07.040 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 23:50:07.040 INFO kablam! 
Sep 01 23:50:07.050 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 01 23:50:07.050 INFO kablam!    --> src/lib.rs:100:45
Sep 01 23:50:07.051 INFO kablam!     |
Sep 01 23:50:07.051 INFO kablam! 100 |                                             file.write((hash.to_string() + ":" + word + "\n").as_bytes());
Sep 01 23:50:07.051 INFO kablam!     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 23:50:07.051 INFO kablam!     |
Sep 01 23:50:07.051 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 23:50:07.051 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 01 23:50:07.051 INFO kablam! 
Sep 01 23:50:07.064 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
Sep 01 23:50:07.067 INFO kablam! su: No module specific data is present
Sep 01 23:50:07.663 INFO running `"docker" "rm" "-f" "3e26a930801d55dd60cbf308a1b5183b7dd73b2a905d22225c78a7e3702ea77f"`
Sep 01 23:50:07.761 INFO blam! 3e26a930801d55dd60cbf308a1b5183b7dd73b2a905d22225c78a7e3702ea77f